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Table 2 Relationship between patient characteristics or operative factors and postoperative complication

From: Individualization of risk factors for postoperative complication after lung cancer surgery: a retrospective study

  Postoperative complications p value
Present Absent
Gender    
 Male 193 (33%) 392 (67%)  < 0.01
 Female 64 (17%) 307 (83%)  
Age    
 < 75 years 183 (26%) 516 (74%) 0.41
 ≥ 75 years 74 (29%) 183 (71%)  
Smoking history    
 Present 196 (33%) 399 (67%)  < 0.01
 Absent 61 (17%) 300 (83%)  
Charlson Comorbidity index    
3 13 (20%) 52 (80%) 0.19
 < 3 245 (27%) 647 (73%)  
Coexistence of Interstitial lung disease    
 Present 4 (18%) 18 (82%) 0.35
 Absent 253 (27%) 681 (73%)  
Coexistence of diabetes mellitus    
 Present 39 (29%) 97 (71%) 0.61
 Absent 218 (27%) 602 (73%)  
Coexistence of malignancy    
 Present 36 (22%) 125 (78%) 0.15
 Absent 221(28%) 704 (72%)  
Coexistence of asthma    
 Present 13 (46%) 15 (54%) 0.01
 Absent 244 (26%) 684 (73%)  
Coexistence of arrhythmia or angina pectoris    
 Present 32 (32%) 66 (68%) 0.17
 Absent 225 (26%) 633 (74%)  
FEV1%    
 < 70% 115 (35%) 218 (65%)  < 0.01
 ≥ 70% 142 (23%) 481 (77%)  
Lobe    
 RU 84 (29%) 205 (71%) 0.07
 RM 11 (19%) 47 (81%)  
 RL 63 (27%) 168 (73%)  
 LU 72 (32%) 148 (68%)  
 LL 27 (17%) 131 (83%)  
Operative approach    
 C-VATS + RATS 88 (26%) 253 (74%) 0.57
 H-VATS + Open 169 (27%) 446 (73%)  
Operative procedure    
 Lobectomy or more 219 (31%) 490(69%)  < 0.01
 Sublobar resection 38 (15%) 209 (85%)  
  1. FEV1% forced expiratory volume % in one second, RU right upper, RM right middle, RL right lower, LU left upper, LL left lower, RATS Robot-assisted Thoracic Surgery, C complete, VATS video-assisted thoracic surgery, H hybrid